30% improvement in mould hardness at Nelcast
DISA’s latest visit to Nelcastand conversation with Managing Director & Chief Executive Officer, Deepak Reddy Ponnavolu,showcasedthe transformative impact of the Multi Piston and Double Squeeze System (DSS) on modern foundry operations.
The technology delivered a 30% improvement in mould hardness uniformity and unmatched consistency in casting weight, setting new benchmarks for quality and precision. Foundries now have a proven solution to reduce scrap, cut energy costs, and meet the demands of even the most complex castings—without compromise.

Mr. Deepak Reddy Ponnavolu's particularly highlighted these results in his foundry business:
“I am absolutely impressed with the performance of the Multi piston and Double Squeeze System (DSS) implemented on our DISA FLEX moulding machine. We have experienced a remarkable 30% improvement in uniform hardness from the center to the corner on every mould produced, leading to enhanced quality in both mould and casting outcomes. Consistency in casting weight has been unparalleled, ensuring precision and reliability in every production run.”
Mr. Deepak Reddy Ponnavolu, Managing Director & Chief Executive Officer, Nelcast
“Another notable advantage we've encountered is the substantial economic benefit of the Multi piston and Double Squeeze System (DSS) – the elimination of air shot has significantly reduced our per-mouldcosts, ultimately bolstering our energy efficiency and sustainability.”
Multi piston and DSS technology has dramatically improved mould quality
“In essence, the incorporation of Multi piston and DSS technology has dramatically improved mould quality, which in turn enhances casting finish, improves weight consistency and reduces scrap whilst reducing energy cost. This significant upgrade to our manufacturing process delivers unmatched levels of quality, consistency, and cost-effectiveness which enables us to serve our customers with a complete portfolio from simple to their most challenging parts without compromise. I am extremely satisfied with the results and wholeheartedly recommend it to anyone seeking to compete in the world of complex castings."
If you want to know more about Multi Piston and Double Squeeze System (DSS), please reach out to our experts at DISA.
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